weather.gov     
National Weather Service

Watches, Warnings & Advisories
NWS Homepage

Heat Advisory


URGENT - WEATHER MESSAGE
National Weather Service New Orleans LA
1043 AM CDT Tue Jul 15 2025

LAZ034>037-039-046>048-056>060-064-065-070-071-076>090-MSZ068>071-
077-083>088-152345-
/O.NEW.KLIX.HT.Y.0008.250716T1500Z-250717T0000Z/
/O.CON.KLIX.HT.Y.0007.000000T0000Z-250716T0000Z/
Pointe Coupee-West Feliciana-East Feliciana-St. Helena-Washington-
Iberville-West Baton Rouge-East Baton Rouge-Assumption-St. James-
St. John The Baptist-Upper Lafourche-St. Charles-Upper St.
Bernard-Upper Terrebonne-Lower St. Bernard-Northern Tangipahoa-
Southeast St. Tammany-Western Orleans-Eastern Orleans-Northern
St. Tammany-Southwestern St. Tammany-Central Tangipahoa-Lower
Tangipahoa-Northern Livingston-Southern Livingston-Western
Ascension-Eastern Ascension-Upper Jefferson-Lower Jefferson-Upper
Plaquemines-Central Plaquemines-Wilkinson-Amite-Pike-Walthall-
Pearl River-Northern Hancock-Northern Harrison-Northern Jackson-
Southern Hancock-Southern Harrison-Southern Jackson-
Including the cities of Pass Christian, Sellers, Moss Point,
Paincourtville, Independence, Brusly, Plaquemine, Pierre Part,
Gloster, Gautier, White Castle, East New Orleans, Harahan,
Alliance, Bayou Sorrel, Roseland, Crossroads, Baton Rouge,
Pearlington, Killian, Chalmette, Felps, Lutcher, Metairie,
Prairieville, Gonzales, Liberty, Diamondhead, Slidell, Barataria,
Woodville, Jean Lafitte, Delacroix, Bogalusa, Poplarville,
Wakefield, Reserve, Bay St. Louis, Waveland, Laplace, Kiln,
Dexter, Picayune, Yscloskey, Centreville, Tickfaw, Addis, Kenner,
Pascagoula, St. Francisville, Darlington, Lettsworth, Thibodaux,
Saucier, Bayou Cane, Robert, Belle Chasse, Enon, Smithdale,
Madisonville, New Roads, Whitehall, Braithwaite, Bush,
Livingston, Gillsburg, Destrehan, Port Allen, Easleyville,
Vancleave, Gulfport, Ocean Springs, Ponchatoula, Raceland,
Labadieville, Denham Springs, Shell Beach, Lyman, Kentwood, St.
Martin, Houma, Marrero, Folsom, Acy, Jackson, Clinton, Norco,
McComb, Livonia, New Orleans, Akers, Gramercy, Larose, Lafitte,
Convent, Mandeville, Wade, Covington, Walker, Geismar, Violet,
French Settlement, Westwego, Spillman, Dolorosa, Tylertown,
Amite, Springfield, Wilmer, Greensburg, Hammond, Franklinton,
Meraux, Long Beach, Donaldsonville, McNeil, Montpelier, Biloxi,
Salem, Escatawpa, Fort Adams, Sorrento, Gretna, and Necaise
1043 AM CDT Tue Jul 15 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...
...HEAT ADVISORY IN EFFECT FROM 10 AM TO 7 PM CDT WEDNESDAY...

* WHAT...For the first Heat Advisory, heat index values up to 106.
  For the second Heat Advisory, heat index values up to 108 expected.

* WHERE...Portions of southeast Louisiana and southern Mississippi.

* WHEN...For the first Heat Advisory, until 7 PM CDT this evening.
  For the second Heat Advisory, from 10 AM to 7 PM CDT Wednesday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

&&

$$

MSW

URGENT - WEATHER MESSAGE
National Weather Service Shreveport LA
1132 AM CDT Tue Jul 15 2025

ARZ073-LAZ005-006-013-014-019>022-160645-
/O.NEW.KSHV.HT.Y.0006.250716T1500Z-250717T0000Z/
Union-Lincoln-Union-Jackson-Ouachita-Winn-Grant-Caldwell-La Salle-
Including the cities of Grayson, Midway, Colfax, Farmerville,
Clarks, Bernice, Jena, El Dorado, Monroe, Winnfield, Ruston,
Montgomery, Dry Prong, Columbia, Jonesboro, and Olla
1132 AM CDT Tue Jul 15 2025

...HEAT ADVISORY IN EFFECT FROM 10 AM TO 7 PM CDT WEDNESDAY...

* WHAT...Heat index values up to 107 expected.

* WHERE...In Arkansas, Union County. In Louisiana, Caldwell, Grant,
  Jackson, La Salle, Lincoln, Ouachita, Union, and Winn Parishes.

* WHEN...From 10 AM to 7 PM CDT Wednesday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

&&

$$

33

URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
1124 AM CDT Tue Jul 15 2025

ARZ074-075-LAZ007>009-015-016-023>026-MSZ018-019-025-034>036-040>043-
047>049-053>055-059>065-072>074-160515-
/O.NEW.KJAN.HT.Y.0006.250716T1500Z-250717T0000Z/
/O.CON.KJAN.HT.Y.0005.000000T0000Z-250716T0000Z/
Ashley-Chicot-Morehouse-West Carroll-East Carroll-Richland-
Madison LA-Franklin LA-Catahoula-Tensas-Concordia-Bolivar-
Sunflower-Leflore-Washington-Humphreys-Holmes-Issaquena-Sharkey-
Yazoo-Madison MS-Warren-Hinds-Rankin-Claiborne-Copiah-Simpson-
Jefferson-Adams-Franklin MS-Lincoln-Lawrence-Jefferson Davis-
Covington-Marion-Lamar-Forrest-
Including the cities of Lake Village, Winnsboro, Newellton,
Greenwood, Jackson, Eudora, Goodman, Mendenhall, Oak Grove,
Dermott, Wesson, Greenville, Rayville, Yazoo City, Canton,
Hazlehurst, New Hebron, Lumberton, West Hattiesburg, Richland,
Cleveland, Harrisonburg, Columbia, North Crossett, Waterproof,
Mount Olive, Hamburg, Bude, West Crossett, West Ferriday, Rolling
Fork, Tallulah, Bassfield, Belzoni, Lexington, Crystal Springs,
Anguilla, Delhi, Jonesville, Port Gibson, Roxie, Prentiss, St.
Joseph, Madison, Pearl, Ruleville, Hattiesburg, Fayette,
Crossett, Lake Providence, Vidalia, Pickens, Collins,
Mayersville, Ridgeland, Purvis, Durant, Vicksburg, Epps, Tchula,
Natchez, Isola, Meadville, Monticello, Indianola, Ferriday,
Bastrop, Brandon, Magee, and Brookhaven
1124 AM CDT Tue Jul 15 2025

...HEAT ADVISORY REMAINS IN EFFECT UNTIL 7 PM CDT THIS EVENING...
...HEAT ADVISORY IN EFFECT FROM 10 AM TO 7 PM CDT WEDNESDAY...

* WHAT... Heat index values up to 110 expected.

* WHERE...Portions of southeast Arkansas, northeast Louisiana, and
  central, north central, northwest, south central, southeast,
  southwest, and west central Mississippi.

* WHEN...Until 7 PM CDT this evening. And again from 10 AM to 7 PM
  CDT Wednesday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses.

* ADDITIONAL DETAILS...Overnight low temperatures will only fall to
  near 75 degrees.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Monitor the latest forecasts and warnings for updates.

&&

$$

URGENT - WEATHER MESSAGE
National Weather Service Jackson MS
1124 AM CDT Tue Jul 15 2025

MSZ026>033-037>039-044>046-050>052-056>058-066-160515-
/O.NEW.KJAN.HT.Y.0006.250716T1500Z-250717T0000Z/
Grenada-Carroll-Montgomery-Webster-Clay-Lowndes-Choctaw-Oktibbeha-
Attala-Winston-Noxubee-Leake-Neshoba-Kemper-Scott-Newton-
Lauderdale-Smith-Jasper-Clarke-Jones-
Including the cities of Starkville, Kosciusko, Philadelphia,
Forest, Macon, Decatur, Weir, Scooba, Louisville, Carrollton,
Laurel, North Carrollton, Stonewall, Ackerman, Vaiden,
Brooksville, Taylorsville, Shubuta, Bay Springs, Meridian,
Newton, West Point, Columbus, De Kalb, Winona, Heidelberg,
Grenada, Mathiston, Eupora, Union, Morton, Carthage, Pearl River,
Quitman, Conehatta, and Raleigh
1124 AM CDT Tue Jul 15 2025

...HEAT ADVISORY IN EFFECT FROM 10 AM TO 7 PM CDT WEDNESDAY...

* WHAT...Heat index values up to 110 expected.

* WHERE...Portions of central, east central, north central,
  northeast, and southeast Mississippi.

* WHEN...From 10 AM to 7 PM CDT Wednesday.

* IMPACTS...Hot temperatures and high humidity may cause heat
  illnesses.

* ADDITIONAL DETAILS...Overnight low temperatures will only fall to
  near 75 degrees.

PRECAUTIONARY/PREPAREDNESS ACTIONS...

Drink plenty of fluids, stay in an air-conditioned room, stay out of
the sun, and check up on relatives and neighbors.

Take extra precautions when outside. Wear lightweight and loose
fitting clothing. Try to limit strenuous activities to early morning
or evening. Take action when you see symptoms of heat exhaustion and
heat stroke.

To reduce risk during outdoor work, the Occupational Safety and
Health Administration recommends scheduling frequent rest breaks in
shaded or air conditioned environments. Anyone overcome by heat
should be moved to a cool and shaded location. Heat stroke is an
emergency! Call 9 1 1.

Monitor the latest forecasts and warnings for updates.

&&

$$

CR

U.S. Dept. of Commerce
NOAA National Weather Service
1325 East West Highway
Silver Spring, MD 20910
E-mail: w-nws.webmaster@noaa.gov
Page last modified: June 2, 2009
NATIONAL WEATHER SERVICE: for Safety, for Work, for Fun - FOR LIFE